Home / 179,761.21-269,431.89-135,244.96

Finding the Fourth Proportional to 179,761.21, 269,431.89 and 135,244.96

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Solution

The fourth proportional to 179,761.21, 269,431.89 and 135,244.96 is: 202,709.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,761.21 : 269,431.89 = 135,244.96 : x
  2. Step 2: Convert to fraction form
    179,761.21/269,431.89 = 135,244.96/x
  3. Step 3: Cross multiply
    179,761.21x = 269,431.89 × 135,244.96
  4. Step 4: Simplify right side
    179,761.21x = 36,439,305,185.77
  5. Step 5: Solve for x
    x = 36,439,305,185.77/179,761.21
  6. Step 6: Final answer
    x = 202,709.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.